-20-2m-12=-15m+20

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Solution for -20-2m-12=-15m+20 equation:


Simplifying
-20 + -2m + -12 = -15m + 20

Reorder the terms:
-20 + -12 + -2m = -15m + 20

Combine like terms: -20 + -12 = -32
-32 + -2m = -15m + 20

Reorder the terms:
-32 + -2m = 20 + -15m

Solving
-32 + -2m = 20 + -15m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '15m' to each side of the equation.
-32 + -2m + 15m = 20 + -15m + 15m

Combine like terms: -2m + 15m = 13m
-32 + 13m = 20 + -15m + 15m

Combine like terms: -15m + 15m = 0
-32 + 13m = 20 + 0
-32 + 13m = 20

Add '32' to each side of the equation.
-32 + 32 + 13m = 20 + 32

Combine like terms: -32 + 32 = 0
0 + 13m = 20 + 32
13m = 20 + 32

Combine like terms: 20 + 32 = 52
13m = 52

Divide each side by '13'.
m = 4

Simplifying
m = 4

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